A standardized third grade reading test called the we can, Ask an Expert

Statistics

A standardized third grade reading test, called the We Can Read Test, has a mean of 50 with a standard deviation of 10. A developmental psychologist conducts a study, where he assesses the reading ability of a random sample of 75 third graders using the We Can Read Test, and finds a mean of 53 with a standard deviation of 12.

1. Which of the following is a statistic?

a. 50

b. 53

c. 75

d. 10

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9996478

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Find the probability and explain the results pleasethe

Find the probability and explain the results please. The population mean annual salary for environmental compliance specialists is about ?$60,500. A random sample of 33 specialists is drawn from this population. What is ...

Michael invested 1000 in large us stocks at the beginning

Michael invested $1,000 in large U.S. stocks at the beginning of 2012. This investment earned 17.90 percent in 2012, 32.00 percent in 2013, 13.50 percent in 2014, and 3.00 percent in 2015. What return did he earn in the ...

Project q costs 240 it provides inflows of 120 per year for

Project Q costs 240. It provides inflows of 120 per year for three years. The cost of funds is 6%. Find the replacement chain value needed to compare it to a six year project.

One-year treasury bills currently earn 225 percent you

One-year Treasury bills currently earn 2.25 percent. You expected that one year from now, 1-year Treasury bill rates will increase to 2.75 percent and that two years from now, 1-year Treasury bill rates will increase to ...

1 what is the ytm for a 14-year semi-annual bond that pays

1. What is the YTM for a 14-year semi-annual bond that pays $35 every six months and has a purchase price of $980.000? Face value is $1,000. 2. A person wants to put aside $500 at the beginning of each month for 10 years ...

In developing their warranty policy a washing machine

In developing their warranty policy, a washing machine company estimates that over a 1-year period 15% of their new washing machine will need to be repaired. You and your neighbor both purchase a new washing machine. 1) ...

1 suppose you purchase anbsp10-year bond with 64annual

1) Suppose you purchase a 10-year bond with 6.4%annual coupons. You hold the bond for four years, and sell it immediately after receiving the fourth coupon. If the bond's yield to maturity was 5.4% when you purchased and ...

Based on college data scores on a certain test can be seen

Based on college data, scores on a certain test can be seen as normally distributed that can show the mean of 1524 and a standard deviation of 318. What percentage of scores are greater than 1842 and if needed round to t ...

Where do cfos get their money newswhere do cfos get their

Where do CFOs get their money news? Where do CFOs get their money news? According to Robert Half International, 47% get their money news from newspapers, 15% get it from communication/colleagues, 12% get it from televi ...

Question 1from a random sample of 58 businesses it is found

Question 1 From a random sample of 58 businesses, it is found that the mean time the owner spends on administrative issues each week is 21.69 with a standard deviation of 3.54. What is the 95% confidence interval for the ...

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