Answer:
Step-by-step explanation:
From the given information:
The sample size is 28
The population mean is 24.5 (ppb)
The sample mean is 225.3 (ppb)
Thus, the null and the alternative hypothesis can be computed as:
Null hypothesis:
Alternative hypothesis:
Answer:
96
Step-by-step explanation:
8y+3z
9(8)+3(8)
72+24
96
You can’t solve this, not enough information