Question

Homework: 4-2 MyStatLab: Module Four Problem Set Save Score: 0 of 5 pts 15 of 15 (13 complete) ▼ > HW Score: 68.73%, 44.67 of 65 pts 10.3.27 Question Help Calcium is essential to tree growth because it promotes the formation of wood and maintains cell walls. In 1990, the concentration of calcium in precipitation in a certain area was 0.15 milligrams per liter (mg/L). A random sample of 10 precipitation dates in 2007 results in the following data table. Complete parts (a) through (c) below. click the icon to view the data table. (a) State the hypotheses for determining if the mean concentration of calcium precipitation has changed since 1990. Data Table 0.077 | 0.087 0.067 | 0.245 | 0.128 Print Done Click to select your answer(s) and then click Check Answer parts Clear All

Answer 1

Given that:

n=10

mu0= 0.15

Ans a)

to test hypothesis:

H0: mu= 0.15 vs

H1: mu is not equal to 0.15

Rest of the part is not given in question