A counselor desires to show that for men who are married by, Ask an Expert

Statistics

A counselor desires to show that for men who are married by the time they are 30, ? = average age when the men are married isn't 21 years old. A random sample of 10 men who were married by age 30 showed an average age at marriage of 22.2, with the sample standard deviation of 1.9 years. Suppose that the age at which this population of men gets married for the first time is usually distributed. Describe the appropriate null and alternative hypotheses?

A) Ho: ? = 21 and Ha: ? < 21

B) Ho: ? = 21 and Ha: ? >21

C) Ho: ? = 21 and Ha: ? ? 21

D) Ho: ? ? 21 and Ha: ? = 21

E) Ho: x-bar = 21 and Ha: x-bar < 21

F) Ho: x-bar = 21 and Ha: x-bar > 21

G) Ho: x-bar = 21 and Ha: x-bar ? 21

H) Ho: x-bar ? 21 and Ha: x-bar = 21

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91121432

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

1 a team of researchers have developed a new weight loss

1. A team of researchers have developed a new weight loss drug. They want to know if patients who use the new drug for two weeks lose any weight. The drug has some minor side effects including mild headaches and achiness ...

We polled a sample of 900 random people on whether they

We polled a sample of 900 random people on whether they thought a candidate for a high government position deserves to be nominated. We found that 405 of the 900 people (or 45%) believe the candidate should not be nomina ...

Can you look for multicollinearity between a categorical

Can you look for multicollinearity between a categorical independent variable and a continuous dependent variable or can you only look for multicollinearity between a continuous independent variable and a continuous depe ...

Suppose you are a statistics consultant hired to study

Suppose you are a statistics consultant, hired to study whether a tax on alcohol has decreased average alcohol consumption in Australia. For a given sample of randomly selected individuals, you are able to obtain the dif ...

Te height of woman ages 20-29 is normally distributed

The height of woman ages 20-29 is normally distributed , with a mean of 64.3 inches. assuming the standard diviation = 2.4 inches. are you more likely to randomly select 1 woman with a height less than 66.2 inches or are ...

You are leasing a car for 48 months you put down 2000 now

You are leasing a car for 48 months. You put down $2000 now and agree to $500 monthly payments. The residual value is $15,000. The financing rate is 8% (monthly compounded). How much is the car worth?

Please let me know what are the steps involved in computing

Please let me know what are the steps involved in computing the future value when you have multiple cash flows.

If you know your raw score is 35 your z score is -3 and

If you know your raw score is 35, your z score is -3, and your t score is 20. The mean is 50 and the standard deviation is 5. How would you use this information to solve for a percentile rank?

Question 1below you are given the examination scores of 20

Question 1 Below you are given the examination scores of 20 students (data set also provided in accompanying MS Excel file). 52 99 92 86 84 63 72 76 95 88 92 58 65 79 80 90 75 74 56 99 a. Construct a frequency distributi ...

A recent study reported that the prevalence of

A recent study reported that the prevalence of hyperlipidemia is 30% in children 2 to 6 years of age. If 12 children are analyzed what is the probability that at least 3 are hyperlipidemic?

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert