Answer:
(a) 169
(b) 341
(c) 125
(d) 87
Step-by-step explanation:
Consider the Venn diagram below.
The total number of shoppers surveyed is, <em>N</em> = 428.
Number of shoppers who made a purchase, <em>n</em> (P) = 216
Number of shoppers who were satisfied with the service they received,
<em>n</em> (S) = 294
Number of shoppers who made a purchase but were not satisfied with the service, = 47
(a)
The number of shoppers who made a purchase and were satisfied with the service = <em>n</em> (S ∩ P)
(b)
The numbers of shoppers who made a purchase or were satisfied with the service = <em>n</em> (P ∪ S)
(c)
The numbers of shoppers who were satisfied with the service but did not make a purchase =
(d)
The number of shoppers who were not satisfied and did not make a purchase =
Answer:
For #3 the answer is "The big bang blew the dust and gas particles tog together" and im not sure about #2.
Step-by-step explanation:
blame me if im wrong :/
Answer:
see explaination
Step-by-step explanation:
Here the null hypothesis is that the PCB survives against the alternate that the PCB 'does not survive'. The test says that the PCB will survice if it is classified as 'good'; or, it will not survive if it is classifies as 'bad'.
a. The Type II error is the error committed when a PCB which cannot actually survive is classified as 'good'.
b. Therefore P(Type II error) = P(The PCB is classified as 'good' | PCB does not survives) = 0.03.
Answer:
How many different skateboards can Bruno create? Assume each skateboard will contain only one type of each component.
Step-by-step explanation: