An employee at a gym wants to select a random sample of gym members for a survey about their exercise habits.
2 answers:
Answer:
no no yes yes
Step-by-step explanation:
Answer:
No, no, yes, no
Step-by-step explanation:
The first one is not random. He is sampling only the earliest gym goers.
The second one is not random. He is sampling only from one zip code.
The third one is random. He is using a random number generator.
The fourth one is not random. He is sampling only volunteers.
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Answer:
488 = r
Step-by-step explanation:
362 = -126 + r
126 +126
----------------
488 = r
I am joyous to assist you anytime.
Answer: x = -2 and x = -3
Step-by-step explanation:
y = x^2 + 5x + 6 *FACTOR*
(x+2) (x+3) = 0
x + 2 = 0
-2 -2
x = -2
x + 3 = 0
-3 -3
x = -3
Answer:
Step-by-step explanation:
cos theta is 2/3 because cos means reciprocal of sec
72 is multiples of 3,9, and 12
<span>=<span>14/15</span></span><span>(Decimal: 0.933333)</span>
