Which of these nonterminating decimals can be converted into a rational number? A 0.48907542... b 0.02020202... C 0.92589542...
1 answer:
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Double angle identity for sine:
Factorize the left side.
Pythagorean identity:
so that
Answer:
a) Mean=0 and Standard deviation=1
b) The z-scores have no units of measurement
Step-by-step explanation:
When we convert all the pulse rates of women to z-scores using the formula;
the mean is 0 and the standard deviation is 1.
The reason is that, the resulting distribution of z-scores forms a normal distribution which has a mean of 0 and a standard deviation of 1.
b) The z-scores are standardize scores and has no units of measurement. They give us how many standard deviations below or above the mean of the corresponding values.