Women
Mean = sum of all terms / no of terms = 18080 / 10 = 1808
SD
data | data-mean | (data - mean)2 |
1818 | 10 | 100 |
1776 | -32 | 1024 |
1935 | 127 | 16129 |
1976 | 168 | 28224 |
1593 | -215 | 46225 |
2076 | 268 | 71824 |
1572 | -236 | 55696 |
1750 | -58 | 3364 |
1994 | 186 | 34596 |
1590 | -218 | 47524 |
t value for 95% of confidence interval at 9 df is TINV(0.05,9) = 2.262
CI = mean +/ - E = 1808 +/- 131.63 = (1676.37 , 1939.63)
CI for women = (1676 , 1940)
Men
Mean = 17186 / 8 = 2148.25
data | data-mean | (data - mean)2 |
2422 | 273.75 | 74939.0625 |
2194 | 45.75 | 2093.0625 |
1993 | -155.25 | 24102.5625 |
2449 | 300.75 | 90450.5625 |
1840 | -308.25 | 95018.0625 |
2082 | -66.25 | 4389.0625 |
1841 | -307.25 | 94402.5625 |
2365 | 216.75 | 46980.5625 |
t value for 95% of confidence interval at 7 df is TINV(0.05,7) = 2.365
CI = mean +/ - E = 2148.25 +/- 207.811 = (1940.44 , 2356.06)
CI for men = (1940 , 2356)
Question 5 View Policies Current Attempt in Progress During the nutrition research, the amount of consumed...