6. No, the conclusions wrong because 20 out of 50 peoples favourite is drawing which means 20/50 which equals 0.4 times 100 which is 40% not 60%
7. Yes, the conclusion is right because 5/50 is equal to 0.1 times 100 which is 10%
Answer:
y=mx+b = 3y=6x+-2/3
Step-by-step explanation:
hope this is better
Answer:
The test hypothesis is
:
Step-by-step explanation:
Consider the provided information.
Null hypothesis refer the population parameter is equal to the claimed value.
If there is no statistical significance in the test then it is know as the null which is denoted by , otherwise it is known as alternative hypothesis which denoted by .
The historical average lifetime for cartridges produced by the current process is 1502.5 pages.
Hence, the test hypothesis is
: