Answer:
UCL (x bar) = 424
LCL (x bar) = 376
Step-by-step explanation:
Given:
Average calories contained, μ = 400
Standard deviation, σ = 30 calories
Sample size, n = 25
a) UCL (x bar) =
On substituting the respective values, we get
UCL (x bar) =
or
UCL (x bar) = 424
Similarly,
LCL (x bar) =
On substituting the respective values, we get
LCL (x bar) =
or
LCL (x bar) = 376
Answer:
There are <u>72 strawberries</u> in George's bag.
Step-by-step explanation:
Given:
Jasmine filled her bag with 12 strawberries. George filled his bag with 6 times as many strawberries as jasmine.
Now, to find the number of strawberries are in George's bag.
Number of strawberries in Jasmine bag = 12.
George filled his bag with 6 times as many strawberries as jasmine.
So, number of strawberries of George's bag is:
Therefore, there are 72 strawberries in George's bag.
Answer: 80%
Step-by-step explanation:
Since we have given that
Number of erasers sold in May = 80
Number of erasers sold in June = 16
Decrement in 1 month gap is given by
16-80=-64
So, Percentage of change in erasers sold from May to June is given by
× 100
= -80% (Decreased 80%)