The archaeologist discovered only nine fossil skeletons of an
unknown species of miniature horse. Reconstructions of...
The archaeologist discovered only nine fossil skeletons of an
unknown species of miniature horse. Reconstructions of the
skeletons of these miniature horses show the following shoulder
heights ;
The archaeologist discovered only nine fossil skeletons of an
unknown species of miniature horse. Reconstructions of the
skeletons of these miniature horses show the following shoulder
heights ;
45.3 47.1 44.2 46.8 46.5 45.5 47.6 45.7 46.4
(a) Estimate the Sample Mean and Sample Standard Deviation.
(b) Using student’s t-distribution table, estimate the error E
at 95% confidence.
(c) Estimate the interval of population mean having 95%
confidence level.
An archaeologist discovers only seven fossil skeletons from a
previously unknown species of horse. Reconstructions of the
skeletons of these seven horses show the shoulder heights (in
centimeters) to be:
132 141 143 107 123 145 163
Find a 95% confidence interval for the mean shoulder height.
Show work.
An Egyptian mummy is discovered in which the amount of Carbon-14
present is only about twenty-nine fiftieths the amount found in
living human beings. a. Using the half-life of Carbon-14, determine
the decay constant for Carbon-14 (answer in decimal form and
scientific notation, accurate to the tenth decimal place)? b. About
how long ago did the Egyptian die? c. If this is a royal tomb,
which Pharaoh is in the sarcophagus? Which dynasty and regnal years
are recorded for this...