Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Statistics and Probability Expert

Bob is a self-proclaimed "mentalist" who claims which he can pass true/false tests by guessing. In test of his claim, he is given 14 true/false questions, and he manages to correctly guess the answers to 2 of them. Is the number of correct answers unusual? Why or Why not? Does Bob's claim appear to be valid?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M91126983

Have any Question?


Related Questions in Statistics and Probability

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 ...

Taylor found that 8 of the recipients of loans form a

Taylor found that 8% of the recipients of loans form a particular mortgage lender default within 3 years. If he takes a random sample of 736 customers who received loans 3 years ago, what is the average number of custome ...

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 ...

Suppose a random sample of n 49 observations is selected

Suppose a random sample of n = 49 observations is selected from a population that has normal distribution with mean 106 and standard deviation 12. a) Give the mean and the standard deviation of the sample mean X. b) Find ...

Table 1 fasting bloodfbs of group afbs of group

Table 1. Fasting Blood FBS of Group A FBS of Group B 95  90 100 100 125 125 175 200 250  550 1. What is the mean fasting blood sugar value for each group? What is the median? Mode? Group A: mean:145, median: 125, mode: n ...

Retail stores experience their heaviest returns on december

Retail stores experience their heaviest returns on December 26th and December 27th each year. The distribution for the Number of Items Returned (X) for Hilldale Macy's on those days last year is given in the table below. ...

Can someone explain this to me or draw it out so that i can

Can someone explain this to me? Or draw it out so that I can understand. You may see a problem like the following: a mean score of 20 and SD of 3, and asked what percentage of cases will be between 17 and 23, you would r ...

A researcher is planning to a silvicultural study using 3

A researcher is planning to a silvicultural study using 3 different fertilizers on 3 adjacent plots. How many ways can the 3 plots be arranged if there are 18 fertilizers to choose from?

In a single season an average ofnbsp24nbsphome runs were

In a single? season, an average of 2.4 home runs were hit per game. Assume the number of home runs per game follows the Poisson distribution. ?a) What is the probability that 6 home runs will be hit in a randomly selecte ...

Determine the margin of error for an 80 confidence interval

Determine the margin of error for an 80?% confidence interval to estimate the population mean when s? = 36 for the sample sizes below. ?a)n=12 ?b)n=26 ?c)n=54 ?a) The margin of error for an 80?% confidence interval when ...

  • 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

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As