8.15a
Posted: Mon Jul 11, 2022 11:41 am
8.15a
A random sample of 20 maximum sentences for murder yielded the data, in months, presented to the right. Use the technology of your choice to complete parts (a) through (d) below. 259 262 266 264 346 332 305 254 a. Find a 95% confidence interval for the mean maximum sentence of all murders. Assume a population standard deviation of 20 months. The confidence interval is from 260 months to 300 months. (Type integers or decimals rounded to one decimal place as needed.) 307 284 373 298 292 296 296 274 273 268 276 292
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