Hey You!
350 * 10% = 35
350 - 35 = 315
315 / 5 = 63
63 × 3 = 189
315 - 189 = 126
There are 126 red keys in the bin! =)
Answer:
We reject the null hypothesis, and accept the alternative hypothesis.
So, it means that the machine is under filling the bags
Step-by-step explanation:
Given
Null Hypothesis
--- works correctly at 419g
Alternate Hypothesis
--- under fills the bag
--- the sample
--- the mean
--- the standard deviation
--- the significance level
Required
What is the decision rule
Since n is less than 30, we make use of t test





Calculate df



Calculate the p value from the Student's t-distribution at df = 14 and 
Given that: 
Since 
So, it means that the machine is under filling the bags
26-16=10. So I believe it would be 10 girls and 6 boys.
The Answer is A, All real Numbers. Hope you do well!
Answer:
The mean is 4.88 hours / day
Step-by-step explanation:
To calculate the mean we just add the values and divide by the number of items (in this case we add the hours and divide by the number of days)
so the equation would be
