find mean

find mean

The pulse rates of 141 randomly selected adult males in the town of Roaches, Illinois vary from a low 43 bpm (beats per minute) to a high 119 bpm. Calculate the minimum sample size required...

Urgent. It's for my exams. I really appreciate it if anyone help me with this question.

Ellen and Janet together won 32 tennis games. Janet won 6 more than Ellen.

Is the mean always equal to the data set

In a grathering of 40 people there are 5 people over the age of 18. Apart from this, there are boys and girls under the age of 18. There are 20 boys with the mean age of 15 and 15 girls with the mean...

Can you show me calculation / formula

mean 76 standard deviation of 4 whats the mean when the standard dev is 2.5

finding the missing number in a sequence of numbers that have a mean of a certain number.

In a large class of 500 students, the mean and standard deviation of a final exam are 65 and 11, respectively If the grades distribution is not symmetric at least how many students have grade...

Please help! I'm very confused. Thanks!

Find the mean for a set of data with a standard deviation of 1.3, given that a value if 95 has a z score of 0.5

Person A has a z-score of -3 and is on her phone for 7 hours a day. Person B has a z-score of -4 and is on her phone for 3 hours a day. It is a normal distribution. What would be the mean of the data...

Create a data set that has five values. The mean should be 12

Explain why you did each step

I don't understand how to solve this problem and I want to fully understand it for my upcoming test

word problem I need to solve for homework. I need to know how to get the answer

The standard error of the sample mean is calculated to $1,475.73. The president wants to be able to estimate mean cost to within $1,500 of the true population mean with a probability of 80%. How many...

In a neighborhood near Simmons, there are 280 families. The average number of members per family is 3.5. How many people live in the neighborhood? a. 980 people b. 80 people c. 900 people d...

If female blood pressure is normally distributed with a mean of 114 and standard deviation of 19.8, find p12 and p77

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