04/24/20

Statistics HELP
According to a study, 77% of adults ages 18-29 years had broadband Internet access at home in 2011. A researcher wanted to estimate the proportion of undergraduate college students (18-23) with... more
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04/24/20

If a seed is planted, it has a 72% chance of growing into a healthy plant. If 5 seeds are planted, what is the probability that exactly 1 grows into a healthy plant?
If a seed is planted, it has a 72% chance of growing into a healthy plant.If 5 seeds are planted, what is the probability that exactly 1 grows into a healthy plant?
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04/23/20

A(1) = -11 a(n) = a(n − 1). 10 What is the 4th term in the sequence?
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04/22/20

Z score and Test statistic
According to a recent marketing campaign, 120 drinkers of either Diet Coke or Diet Pepsi participated in a blind taste test to see which of the drinks was their favorite. In one Pepsi television... more
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04/22/20

After t seconds, a model rocket launched in the air from ground level reaches a height h feet, where h = -16t2​ + 32t + 48. The rocket then falls back to the ground.
A. After how many seconds will the rocket have reached its maximum height? B. What is the maximum height of the rocket?    C. ​What is the height of the rocket after 2 seconds?       D.​ After how... more
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04/22/20

The letters in the word MATHEMATICS are arranged randomly. Write your answers in decimal form. Round to the nearest thousandth as needed.
What is the probability that the first letter is E? What is the probability that the first letter is M? What is the probability that the first letter is a vowel? What is the probability that the... more
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04/22/20

Solve using substitution
The difference of two numbers is 7their sum is 145find the numbers
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04/21/20

If two fair dice are​ rolled, find the probability that the sum of the dice is 8​, given that the sum is greater than 4.
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04/18/20

A teacher gives an 11-question true-false pop quiz. What is the probability, as a percentage, that a student randomly answers at least 6 of the questions correctly?
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04/16/20

Can someone help me please

In a test of the effectiveness of garlic for lowering cholesterol,42 subjects were treated with garlic in a processed tablet form. cholesterol levels were measured before and after the treatment.... more
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04/16/20

What’s the rate of change between these two points?
(5,-4) and (-10,-20)
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04/16/20

algebra question
A company offers two different plans for high-speed video transfers. Plan A charges a $10 monthly fee plus 5 cents per transfer. Plan B charges a $25 monthly fee plus 2.5 cents per transfer. After... more
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04/16/20

algebra question
A company offers two different plans for high-speed video transfers. Plan A charges a $10 monthly fee plus 5 cents per transfer. Plan B charges a $25 monthly fee plus 2.5 cents per transfer. After... more
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04/15/20

If you are dealt 5 cards from a shuffled deck of 52​ cards, find the probability of getting two queens and three kings.
​(Round to six decimal places as​ needed.)
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04/15/20

concession math!!!
You observe 3 people making orders at the movie theater concession stand. The first person orders 2 popcorns, 1 pop, and 4 candy bars and spends $24. The second person orders 3 popcorns, 3... more
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04/15/20

50 randomly selected statistics students were asked if they read their statistics textbook. 35 responded that they do not read the textbook. What is the value of 𝑝̂ for this sample?

50 randomly selected statistics students were asked if they read their statistics textbook. 35 responded that they do not read the textbook. What is the value of 𝑝̂ for this sample?  
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04/14/20

What’s the equation of the line passing through the points (2,11) and (-8,-19)?
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04/13/20

Write a slope-intercept equation for a line with the given characteristics.
Passes through (3,-7) and (0,-2)
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04/13/20

what is the probability that she will pick a pen that is not black?
Erica has 5 blue pens, 3 black pens, and 6 red pens in her desk drawer. If she randomly picks a pen from her drawer, what is the probability that she will pick a pen that is not black? *
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04/13/20

A set of college student heights are normally distributed with a mean of 170.4 centimeters and a standard deviation of 10 centimeters.
What proportion of student heights are between 170.5 centimeters and 180.3 centimeters?
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04/12/20

Statistics question
The credit department of Lion’s Department Store in Anaheim, California, reported that 30% of their sales are cash, 24% are paid with a credit card, and 46% with a debit card. Twenty percent of the... more
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04/12/20

Probability Of Colors and Clothes
You're at a clothing store that dyes your clothes while you wait. you get to pick from 4 pieces of clothing (shirt, pants, socks, or hat) and 3 colors (purple, blue, or orange). If you randomly... more
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04/11/20

help with math hw
A manufacturer of colored candies states that 13​% of the candies in a bag should be​ brown, 14​% yellow, 13​% red, 24​% blue, 20​% orange, and 16​% green. A student randomly selected a bag of... more
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04/11/20

A triangle has a 14° angle and a 62° angle. What is the measure of the third angle?
A triangle has a 14° angle and a 62° angle. What is the measure of the third angle?
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04/11/20

A triangle has a 69° angle and a right angle. What is the measure of the third angle?
A triangle has a 69° angle and a right angle. What is the measure of the third angle?
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