3
June 2020
Sunday
Monday
Wednesday
3
11
2
14
5
16
7
18
19
10
11
12
13
14
15
16
17
18
19
120
21
22
23
24
125
26
27
28
29
30
Three students in our class have June birthdays. The first student and second students both
have birthdays that happen to be Wednesday's this year. What is the probability that the third
student will have a birthday that lands on a Monday this month? * IS
(1 Point)
The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y
An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e. g. 98.7654). x f(x) 0 1 2 3
Now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.