Answer:
The correct answer is Approximately 6-10 pounds
Step-by-step explanation:
According to the given statement a toy American Eskimo dog has a mean weight of 8 pounds with a standard deviation of 1 pound
According to normal distribution 95% dogs lie between 2 std deviation on either side of the mean.
Therefore lower bound = 8-2 = 6
Upper bound = 8+2 = 10
Thus the range would be approximately 6–10 pounds ....
Answer:
Step-by-step explanation:
The answer is 110 minutes. Just did this on Khan Academy :)
Answer:
Step-by-step explanation:
Information provided
n=100 represent the random sample taken
X=21 represent the number of bags overfilled
estimated proportion of overfilled bags
is the value that we want to test
z would represent the statistic
Hypothesis
We need to conduct a hypothesis in order to test if the true proportion of overfilled bags is higher than 0.15.:
Null hypothesis:
Alternative hypothesis:
The statistic for this case is:
(1)
And replacing the info given we got:
Answer:
markup 3 dollars a shirt. Total markup 900$
Step-by-step explanation: