The expected and observed frequencies of value of variable are given below

The expected and observed frequencies of value of variable are given below




The expected and observed frequencies of the value of the variable are given below:

















Value of the variable




Expected relative cumulative frequencies




Observed frequencies




? 4.009



             4.010 – 5.869



             5.870 – 7.729



 7.730



> 9.590




0.0122



0.2266



0.7734



0.9878



1.0000




13



158



437



122



20




At 0.15 level of significance, does this distribution seem to be well described?





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