164 healthy individuals were put through a sleep study for 1 week. Of the 164, 124 were given the 'cold' virus. 48 of them actually got sick with a cold. Results showed that individuals...

164 healthy individuals were put through a sleep study for 1 week. Of the 164, 124 were given the 'cold' virus. 48 of them actually got sick with a cold. Results showed that individuals...

If the average (mean) mid-twenties male weighs 167 pounds and a weight of 153 is in the 31st percentile, what is the standard deviation of the weights in this age group

Which of the following values cannot be a probability? 100% -0.2 0.8 75%

What is the size of the sample space when a coin is flipped twice? 2 4 8 1 16

7/10 1/4 1/5 5 or 3/4

You are ordering a hamburger and can get up to 8 toppings, but each topping can only be used once. You tell the cashier to surprise you with the toppings you get. What is the probability that you...

i need help on this exercise, i can't seem to understand the basis of this problem, what are estimators? and what are the steps you need to do in order to evaluate them? exercise: Consider...

I forgot to put AVOVA table in my thesis paper. Now I want to know, Is there any way to defend? I explained moderation effect by model summary table and coefficiency table.

A psychologist is interested in the mean IQ score of a given group of children. It is known that the IQ scores of the group have a standard deviation of 16. The psychologist randomly selects...

If n=13, ¯ x x¯(x-bar)=36, and s=5, find the margin of error at a 90% confidence level Give your answer to two decimal places.

Find the 14th percentile.

Is a part two to this question asking what is the probability of there being fewer than 2. So if you can help with that as well it would be greatly appreciated.

Under certain conditions, there is a 0.2 probability that a randomly selected driver will fail a driving test. If 2 randomly selected drivers are tested under these conditions, what is the probability...

According to the U.S Census Bureau Data, 60% of those eligible to vote actually do vote. If 2 eligible voters are chosen at random, what's the probability they both vote? A)0.036 B)...

You have been saving the same amount of money every week. If you have been saving five dollars more than a number for five weeks less than that number, how much money have you saved so far? Explain...

The claim is that the IQ scores of statistics professors are normally distributed, with a mean less thanless than 122122. A sample of 2727 professors had a mean IQ score of 119119 with a standard...

a construction zone on a highway has a posted speed limit of 40 per hour. The speedspeed of vehicles passing through this construction zone are normally distributed with a mean of 46 miles per hour...

Use a 0.05 significance level to test that the majority of people ARE smoking a year after the treatment. a) what is the null hypothesis? b) what is the alternative hypothesis? c) what...

a.) the chance of getting 3 tails b.) the chance of 2 tails c.) the chance of getting at least 1 tail

These are the answer choices A. .028 B. .333 C. .25 D. .166