Question

A stockbroker thought that the average number of shares of stocks traded daily in the stock...

A stockbroker thought that the average number of shares of stocks traded daily in the stock market was about 500 million. To test the claim, a researcher selected a random sample of 40 days and found the mean number of shares traded each day was 506 million shares. The standard deviation of the sample was 10.3 At α = 0.05 is there enough evidence to reject the broker’s claim? Based on the results to you agree or disagree with the broker? Solve using the Traditional Method.

                         = 506

                        S= 10.3

                        n= 40

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
INCLUDE ALL 5 STEPS FOR EACH HYPOTHESIS TEST. FOR EACH PROBLEM, LABEL EACH STEP CLEARLY AS...
INCLUDE ALL 5 STEPS FOR EACH HYPOTHESIS TEST. FOR EACH PROBLEM, LABEL EACH STEP CLEARLY AS 1-5. 1. NULL AND ALTERNATIVE HYPOTHESES 2. CRITICAL VALUE 3. TEST VALUE 4. DECISION 5. CONCLUSION 1. A stockbroker thought that the average number of shares of stocks traded daily in the stock market was about 500 million. To test the claim, a researcher selected a random sample of 40 days and found the mean number of shares traded each day was 508 million...
Hypothesis Testing Answer with daigrams please 7.         A financial services manager has heard that the average...
Hypothesis Testing Answer with daigrams please 7.         A financial services manager has heard that the average number of shares traded daily on the New York Stock Exchange is 500 million. He doesn’t think that average is correct. He has a researcher take a random sample of 40 days and found that the daily average for these days was 506 million. The standard deviation for the sample was 10.3 million. With a level of significance (“α“) of .05, is there enough...
The average daily volume of a computer stock in 2011 was mu equals35.1 million​ shares, according...
The average daily volume of a computer stock in 2011 was mu equals35.1 million​ shares, according to a reliable source. A stock analyst believes that the stock volume in 2014 is different from the 2011 level. Based on a random sample of 40 trading days in​ 2014, he finds the sample mean to be 27.3 million​ shares, with a standard deviation of s= 12.2 million shares. Test the hypotheses by constructing a 95 ​% confidence interval. Complete parts​ (a) through​...
The average daily volume of a computer stock in 2011 was muequals35.1 million​ shares, according to...
The average daily volume of a computer stock in 2011 was muequals35.1 million​ shares, according to a reliable source. A stock analyst believes that the stock volume in 2014 is different from the 2011 level. Based on a random sample of 40 trading days in​ 2014, he finds the sample mean to be 26.7 million​ shares, with a standard deviation of sequals15.4 million shares. Test the hypotheses by constructing a 95​% confidence interval. Complete parts​ (a) through​ (c) below. ​(a)...
The average daily volume of a computer stock in 2011 was muμequals=35.1 million​ shares, according to...
The average daily volume of a computer stock in 2011 was muμequals=35.1 million​ shares, according to a reliable source. A stock analyst believes that the stock volume in 2014 is different from the 2011 level. Based on a random sample of 30 trading days in​ 2014, he finds the sample mean to be 32.7 million​ shares, with a standard deviation of s equals=11.3 million shares. Test the hypotheses by constructing a 95​% confidence interval. Complete parts​ (a) through​ (c) below....
The average daily volume of a computer stock in 2011 was μ=35.1 million​ shares, according to...
The average daily volume of a computer stock in 2011 was μ=35.1 million​ shares, according to a reliable source. A stock analyst believes that the stock volume in 2014 is different from the 2011 level. Based on a random sample of 30 trading days in​ 2014, he finds the sample mean to be 26.5 million​ shares, with a standard deviation of s= 14 million shares. Test the hypotheses by constructing a 95% confidence interval. Complete parts​ (a) through​ (c) below....
The average daily volume of a computer stock in 2011 was μ=35.1 million​ shares, according to...
The average daily volume of a computer stock in 2011 was μ=35.1 million​ shares, according to a reliable source. A stock analyst believes that the stock volume in 2014 is different from the 2011 level. Based on a random sample of 30 trading days in​ 2014, he finds the sample mean to be 28.8 million​ shares, with a standard deviation of s=11.1 million shares. Test the hypotheses by constructing a 95​% confidence interval. Complete parts​ (a) through​ (c) below. Construct...
#3 The average daily volume of a computer stock in 2011 was muequals35.1 million​ shares, according...
#3 The average daily volume of a computer stock in 2011 was muequals35.1 million​ shares, according to a reliable source. A stock analyst believes that the stock volume in 2014 is different from the 2011 level. Based on a random sample of 30 trading days in​ 2014, he finds the sample mean to be 25.8 million​ shares, with a standard deviation of sequals13.8 million shares. Test the hypotheses by constructing a 95​% confidence interval. Complete parts​ (a) through​ (c) below....
Google became a publicly traded company in August 2004. Initially, the stock traded over 10 million...
Google became a publicly traded company in August 2004. Initially, the stock traded over 10 million shares each day! Since the initial offering, the volume of stock traded daily has decreased substantially. In 2010, the mean daily volume in Google stock was 5.44 million shares, according to Yahoo!Finance. A random sample of 35 trading days in 2014 resulted in a sample mean of 3.28 million shares with a standard deviation of 1.68 million shares. Does the evidence suggest that the...
The average daily volume of a computer stock in 2011 was muμequals=35.1 million​ shares, according to...
The average daily volume of a computer stock in 2011 was muμequals=35.1 million​ shares, according to a reliable source. A stock analyst believes that the stock volume in 2014 is different from the 2011 level. Based on a random sample of 30 trading days in​ 2014, he finds the sample mean to be 31.7 million​ shares, with a standard deviation of sequals=12.5 million shares. Test the hypotheses by constructing a 95 % ​(b) Construct a 95% confidence interval about the...