First put these in order from least to greatest.
1,2,2,4,8,9,9 is the correct order
Range is when we subtract the greatest value of our data set from the smallest so in our case it would be 9-1 which leaves us with our answer that 8 is your range.
Answer:
Step-by-step explanation:
No. of blue n(B) = 5
No. of red n(R) = 3
Total marble is N = 8
P(R) = n(R)/N
= 3/8
The answer would be 5.79
Hope I helped :)
Answer:
z= 1.70 Since the test statistic is less than the critical value, we can conclude that the average length of an online video is not more than 8 minutes
