MS 150 Statistics Quiz 6 • Name:
The table below uses the number of heads on tosses of seven pennies as the bin values x. The frequency is the number of tosses out of 1305 which came up for the number of heads shown.
For the table above:
Calculate the relative frequency
_____________ Determine the population mean number of heads per toss u.
_______________ What is the shape of the histogram distribution?
________ In terms of the number of heads on tosses of seven pennies, what is the mode?
_____ Use the relative frequency to determine the probability of obtaining a toss of five heads on any one toss.
_____ Use the
relative frequency to determine the probability of obtaining a toss
of two or FEWER (less) heads on any one toss.
The
following questions are not specific to the current chapter
Over the last 5 days, you made the following
number of sales calls: 8, 7, 9, 5, and 7. On the average, how many
calls did you make each day?
A. 5.8 B. 7.0 C. 7.2 D. 9.0 E.
36.0
If
the average weight of the four players listed in the table above is
250 pounds, what is the weight, in pounds, of Player U?
A.
220 B. 230 C. 240
D. 250 E. 260