If the researcher wants to be 95 percent confident of the, Ask an Expert

Statistics

If a researcher wants to conduct a study about how much consumers in a target market segment will spend this year on detergent, and if this study was conducted last year with a standard deviation of $35.13, and if the researcher wants to be 95 percent confident of the results with an error of plus or minus $2.15, what the appropriate sample size for this study would be approximately:

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9118884

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

1 a normal distribution 1) A normal distribution has μ = 28 and σ = 5. (a) Find the

1) A normal distribution has μ = 28 and σ = 5. (a) Find the z score corresponding to x = 23. (b) Find the z score corresponding to x = 41. (c) Find the raw score corresponding to z = -3. (d) Find the raw sc ...

A test of the null A test of the null hypothesis H 0 : μ = μ 0 gives test statistic

A test of the null hypothesis H 0 : μ = μ 0 gives test statistic z = -0.58 (Round your answers to four decimal places.) a) What is the P -value if the alternative is H a : μ > μ 0 ? b) What is the P -value ...

A random sample of 34 taxpayers claimed an average of 9623

A random sample of 34 taxpayers claimed an average of ?$9,623 in medical expenses for the year. Assume the population standard deviation for these deductions was ?$2,441. Construct confidence intervals to estimate the av ...

A doctor wants to predict the birth weight of a newborn

A doctor wants to predict the birth weight of a newborn baby (measured in grams) based on the gestational age (measured in weeks) at the time of birth. The doctor uses 11 data points, with births ranging from 29 weeks to ...

A company recently had 26 million shares outstanding

A company recently had 26 million shares outstanding trading at $45/share. The company announces its intention to raise $290M by selling new shares. What percentage of the value of the company's existing equity prior to ...

Determine the operating cash flow ocf for kleczka llc based

Determine the operating cash flow? (OCF) for? Kleczka, LLC., based on the following data. During the year the firm had sales of $2,548,000?, cost of goods sold totaled $1,802,000?, operating expenses totaled $320,000?, a ...

Kevin knows that the beta of his portfolio is equal to 1

Kevin knows that the beta of his portfolio is equal to 1, but he does not know the risk-free rate of return or the market risk premium. He also knows that the expected return on the market is 8.25 percent. What is the ex ...

The bold and italics portion is as far as ive gotten with

The bold and italics portion is as far as I've gotten with the equation. Help me finish? And am I on the right track? A survey showed that 1200 of the 1600 adult respondents believe in global warming. (a) Construct a 95% ...

At station a the egg hatch rate computed from a set of 100

At station A, the egg hatch rate (computed from a set of 100 eggs at a time) is known to follow approximately a normal distribution with mean 62% and standard deviation 5%. At station B, the egg hatch rates are known to ...

Bond x1 is a premium bond with a 12 coupon bond x2 is a 6

Bond X1 is a premium bond with a 12% coupon. Bond X2 is a 6% coupon bond currently selling at a discount. Both bonds make annual payments, have a YTM of 8%, and have seven years to maturity. (Round off all answers to 2 d ...

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