Does this come from a book
Here are a couple of features of a flat worm:
. They have soft bodies
. Its scientific name is Platyhelminthes
. There about 20,000 spices of a flat worm
. Flat forms can cause death
. They have ribbon like bodies
. They have know circulatory organs
. They have no respitory organs
.have membranes that enables them to absorb nutriments and oxygen by diffusion
Answer:
Paul Revere and William Dawes set out on horseback from the city to warn Adams and Hancock and rouse the Minutemen. British troops arrived at the town to find a 77-man-strong militia waiting for them. the “shot heard around the world” was fired. When the brief Battle of Lexington ended, there were few causalities. The American Revolution begun.
Answer:
Yes
Explanation:
Is it better for a man to work and a woman to stay at home? Women and men were asked this question in the GSS 2010 file. Investigate the relationship between marital status (MARITAL) and responses to this question (Polviews). Have SPSS calculate the Chi-square by clicking on analyze, Descriptive Statistics, and Cross tabs, then on the Statistics button click on chi-square in the upper left corner and then click continue and then okay. Based on your chi-square are the results statistically significant?a. yes
b. noExplain.
A chi square (χ2) statistic is a test that measures how expectations compare to actual observed data (or model results). The data in question used in calculating a chi square statistic must have the following characteristics:
-random,
-raw,
-mutually exclusive,
-drawn from independent variables,
-gotten from a large enough sample
SPSS stands for Statistical Package for Social Sciences, this is used to perform statistical analysis. It is used used by research to analyze data with various tools.
The Chi square is important becuase it can be used to test the hypothesis and see if the expected data is correlating with the actual oberved