Fig. 5

image

Confidence contours (1 − 2σ) of ΩMbeff provided by the MCMC, as described in Sect. 4 (beff is a derived parameter, the ellipse width corresponds to the deviation of the σ8 Gaussian prior). The histograms (top and bottom right panels) show the posterior distributions of ΩM and beff, respectively.Black and red lines represent WMAP9 and Planck15 predictions, respectively.

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