The chart below shows one store's sales of computers, listed by model. May
June
148
Poreg
Pores
173
262
Quilren
212
Quilren
135
Dinztop
Dinztop
Quilren 2
184
Quilren 2
153
223
282
Juvanto
Juvanto
148
So o o o
If the changes in sales between May and June continue at the same percent rate, how many Dinztop computers will be sold
in July?
a 73
b 98
с 142
d 184

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