If we want to calculate the probability of from four to six successes in a hypergeometric ...

If we want to calculate the probability of from four to six successes in a hypergeometric distribution problem,
  then we must use the formula three times.
 
  Indicate whether the statement is true or false

Q. 2

The midquartile is always equal to the median.
 
  Indicate whether the statement is true or false

Q. 3

State whether each of the following variables measured on tenants in an apartment building is quantitative or qualitative.
 
  a. political party affiliation
  b. number of children per family
  c. length of time residing in building
  d. number of cars per family

Q. 4

A measure of variation that depends on all the data is a range.
 
  Indicate whether the statement is true or false

Q. 5

A null hypothesis will be rejected if
 
  A)  = .05 and p-value = .15.
  B)  = .05 and p-value = .03.
  C)  = .01 and p-value = .03.
  D) the obtained value of z is closer to the null hypothesis mean than the critical value.

Q. 6

A motel has a policy of booking as many as 150 guests in a building that holds 140. Past studies indicate that only 85 of booked guests show up for their room.
 
  Find the probability that if the motel books 150 guests, not enough seats will be available.

Q. 7

For two events C and D, P(C) = 0.65, P(D) = 0.40, and P(CD) = 0.85. Find P(C  D).
 
  A) 0.5525 B) 0.2 C) 0.34 D) 1.05