Excel's BINOM.DIST function has how many inputs? a. 2 b. 3 c. ...

[xroflmao]

Excel's BINOM.DIST function has how many inputs?
 a. 2
  b. 3
  c. 4
  d. 5

Question 2

You are given the following information obtained from a random sample of 4 observations. 25 47 32 56 You want to determine whether or not the mean of the population from which this sample was taken is significantly different from 48 . (Assume the population is normally distributed.)
 a. State the null and the alternative hypotheses.
  b. Determine the test statistic.
  c. Determine the p-value; and at the 5 level of significance, test to determine whether or not the mean of the population is significantly different from 48.

[ebenov]

Answer to Question 1

c

Answer to Question 2

a. H0:  = 48
Ha:   48
b. t = -1.137
c. p-value is between .2 and .4 (two-tailed); do not reject H0.