Historical data suggests a standard deviation in the first, Ask an Expert

Statistics

Is there a difference in the total scores for women's and men's basketball games? A random sample of n1=55 women's games had a mean winning score of 78. Another random sample of n2=60 men's games had a mean winning score of 90. Historical data suggests a standard deviation in the first sample of 10 and a standard deviation in the second sample of 16. Find a 95% confidence interval for the population difference.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9114724

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

An annual survey of first-year college students ask 273000

An annual survey of first-year college students ask 273,000 students about their attitudes on a variety of subjects. According to a recent survey, 57% of first-year students believe that abortion should be legal. Use 0.0 ...

Initial public offeringa brazilian company called net shoes

Initial public offering A Brazilian company called Net shoes completed its IPO on April 12, 2017, and listed on the NYSE. Net shoes sold 8,250,000 shares of stock to primary market investors at an IPO offer price of $18, ...

The easy clean company just paid a dividend of 150 d0150

The Easy Clean Company just paid a dividend of $1.50 (D0=$1.50). The dividend is expected to grow at a constant rate of 8%. The required rate of return is 11.50%. What is the expected price of Easy Clean stock in Year 5 ...

In a production process a product is assembled by using

In a production process, a product is assembled by using four independent parts (A, B, C, and D). In order for the part to operate properly, each part must be free of defects. The probability that the parts are defect-fr ...

Given the following values 20 m 16 07 conduct a

Given the following values: = 20, M = 16, = 0.7, conduct a one-sample z test at a .05 level of significance. What is the decision for a two-tailed test? A) to reject the null hypothesis B) to retain the null hypothesis C ...

1 what is the standard deviation of the sampling

1. What is the standard deviation of the sampling distribution? 2. What is the expected value? 3. What is the probability that the average life in the sample will be between 2,670.56 and 2,809.76 hours? 4. What is the pr ...

Based on the 1990 census the number of hours per day adults

Based on the 1990 census, the number of hours per day adults spend watching television is approximately normally distributed with a mean of 5 hours and a standard deviation of 1.3 hours. What proportion of the population ...

According to the current results website the state of

According to the Current Results website, the state of California has a mean annual rainfall of 21 inches, whereas the state of New York has a mean annual rainfall of 55 inches. Assume that the standard deviation for bot ...

At litchfield college of nursing 85 of incoming freshmen

At Litchfield College of Nursing, 85% of incoming freshmen nursing students are female and 15% are male. Recent records indicate that 70% of the entering female students will graduate with a BSN degree, while 80% of the ...

A process is normally distributed with a mean of 104

A process is normally distributed with a mean of 104 rotations per minute and a standard deviation of 8.2 rotations per minute. If a randomly selected minute has 118 rotations per minute, would the process be considered ...

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