Step-by-step explanation:
the perimeter = 2 ×15 + (π×d)
= 30 + (3.14 ×10)
= 30 + 31.4
= 61.4
Answer:
A) false statement: B
true statement: The diameter of the circle is 12 units because a diameter is twice the radius.
B) false statement: A
true statement: The radius of the circle is 5 units because the radius is half the diameter.
Answer:
Math-way! Its a great website for math and explanations!!
Step-by-step explanation:
Answer:
C. Stratified Sampling
Step-by-step explanation:
Stratified sampling is a sampling method in which the overall population is divided into a number of smaller sub groups.
These smaller sub-groups are called as strata.
These sub-groups are formed on the basis of similar characteristics and attributes shared by the population.
It is also known as proportional random sampling.
Answer:
Step-by-step explanation:
The Thomas Supply Company Inc. is a distributor of gas-powered generators. As with any business, the length of time customers take to pay their invoices is important. Listed below, arranged from smallest to largest, is the time, in days, for a sample of The Thomas Supply Company Inc. invoices.
13 13 13 20 26 27 30 32 34 34 35 35 36 37 38
41 41 41 42 44 47 47 48 50 54 55 56 62 67 82
Click here for the Excel Data File
(Round your answers to 2 decimal places.)
Determine the first and third quartiles.
Determine the second decile and the eighth decile.
Determine the 67th percentile.
