Answer:
The percentage is k = 2.3%
Step-by-step explanation:
From the question we are told that
The population mean is
The standard deviation is
Given that the sales are normally distributed and that students at a certain school who sell at least 75 magazine subscriptions win a prize then the percent of the fourth grade students receive a prize is mathematically represented as
Generally
So
From the standardized normal distribution table
=>
The percentage of the fourth grade students receive a prize is
k = 0.023 * 100
k = 2.3%
Answer:
Three-fourths a less-than-or-equal-to 15
Step-by-step explanation:
Hope this helps!
Answer:
71 cents
Step-by-step explanation:
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Answer:
Sam has $900 more money. In total he now has $905.