Answer:
Step-by-step explanation:the complete question is
Pulse rates of women are normally distributed with a mean of 77.5 beats per minute and a standard deviation of 11.6 beats per minute. The original pulse rates are measure with units of "beats per minute". What are the units of the corresponding z scores? Choose the correct choice below.
A. The z scores are measured with units of "beats per minute."
B. The z scores are measured with units of "minutes per beat."
C. The z scores are measured with units of "beats."
D. The z scores are numbers without units of measurement.
we know that
A z-score is the number of standard deviations from the mean a data point is. But more technically it’s a measure of how many standard deviations below or above the population mean a raw score is
The z scores are numbers without units of measurement
therefore
the answer is the option D
The answer is B but I don’t really know
Answer:
The answer is 15.36 !!!
Step-by-step explanation:
13*.01+14*.25+15*.28+16*.30+17*.15+18*.01
The multiples of 11 are 22, 33, 44, 55, 66, 77, 88, 99, 110, 121, 132, 143, 154...
The answer for B is 2 and 1/4 is the most common figure size